Features and Benefits: Features and Benefits; Magnetic track with movable studs; Strong Neodymium magnets; Anodized aerospace aluminum base; Backside is magnetized and eliminates toolbox slide; Will hold fully loaded socket rails in any positionSet Includes:; 2 - MAGRAIL TL 16 long; BLUE; 16-1/2 studs; 1 - MAGRAIL TL 16 long; RED; 16-1/2 studs; 2 - MAGRAIL TL 16 long; BLUE; 20-3/8 studs; 1 - MAGRAIL TL 16 long; RED; 20-3/8 studs; 1 - MAGRIAL Bit Base holds 38 - 1/4 hex bits; 1 - 10 pack 3/8 Studs; 1 - 10 pack 1/2 Studs; 1 - 10 pack MAGRAIL Rail Lifter;